APA (7th ed.) Citation

Darrah, W. C. (1939). Textbook of paleobotany. D. Appleton-Century company, incorporated.

Chicago Style (17th ed.) Citation

Darrah, William C. Textbook of Paleobotany. New York, London: D. Appleton-Century company, incorporated, 1939.

MLA (9th ed.) Citation

Darrah, William C. Textbook of Paleobotany. D. Appleton-Century company, incorporated, 1939.